# nachweismethode Schema ```txt https://covid19.admin.ch#/definitions/WeeklyIncomingData/properties/nachweismethode ``` Test type used. Only applies to records with type "Covid19Test". | Abstract | Extensible | Status | Identifiable | Custom Properties | Additional Properties | Access Restrictions | Defined In | | :------------------ | ---------- | -------------- | ----------------------- | :---------------- | --------------------- | ------------------- | ----------------------------------------------------------------------------- | | Can be instantiated | No | Unknown status | Unknown identifiability | Forbidden | Allowed | none | [sources.schema.json\*](../schema/sources.schema.json "open original schema") | ## nachweismethode Type `string` ([nachweismethode](sources-definitions-weeklyincomingdata-properties-nachweismethode.md)) ## nachweismethode Constraints **enum**: the value of this property must be equal to one of the following values: | Value | Explanation | | :---------------------- | ----------- | | `"Antigen_Schnelltest"` | | | `"PCR"` | | | `"all"` | |